define(function(require) {

  var test = require('../../test');
  var a = require('./a');
  var b = require('./b');

  test.assert(a.a, 'a exists');
  test.assert(b.b, 'b exists');
  test.assert(a.a().b === b.b, 'a gets b');
  test.assert(b.b().a === a.a, 'b gets a');

  test.done();

});
